It’s not uncommon for a sysadmin to have to find needles buried deep inside haystacks. On a busy machine, there can be files in their hundreds of thousands present on your filesystems. What do you do when you need to make sure one particular configuration file is up to date, but you can’t remember...

There are times when we download a file (say an ISO image) hosted somewhere on the Internet only to find that it's not working as expected (or, at all). There could be multiple reasons behind this, with one among them being file corruption (the file got corrupted during the download process, or the...